<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<script>
// 用一对双引号  一对单引号
var a = "a\tb'c\"中\n文\\"
var b = 'ab"c'
console.log(a);
console.log(b);
console.log(typeof a);

/*
ascii  只支持128个字符
iso8859-1 256个

gb2312 gbk

unicode

    utf-8








 */
</script>
</body>
</html>